Tana
by Tana
Tana is a collaborative knowledge-management and productivity workspace that organizes notes as connected nodes. It combines structured data, Supertags, search, meeting capture, and AI-assisted workflows.
Why Abandoned
Tana’s official website currently offers the product and pricing, while its official changelog documents continuing releases in 2026.
🩺 Health Signals
- HTTP Status
- 200
- Response
- —
- SSL
- —
- Confidence
- 98%
- Domain expires
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- Last content change
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- Last tweet
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- API status
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📅 Timeline
Seed financing announced
Tana announced a $3.5 million seed round led by Northzone, with participation from Alliance Venture and several angel investors.
Public early access and funding announced
Tana opened access beyond its private alpha and announced $14 million in Series A funding led by Tola Capital, plus a previously unannounced $5 million seed round.
Tana AI announced
Tana introduced native AI capabilities built around its structured knowledge graph, including commands that could process and transform workspace content.
Public launch and $25 million Series B
Tana announced its broader public launch alongside a $25 million Series B round led by Khosla Ventures.
🔄 Alternatives to Tana
Coda AI
🟢ActiveAI assistant within Coda docs for data analysis, writing, and workflow automation.
Mem AI
🟢ActiveAI-powered note-taking app that automatically organizes and connects your notes.
Notion AI
🟢ActiveNotion AI is the assistant layer inside Notion: drafting, summarizing, workspace Q&A, and AI-filled databases. Active and shipping in 2026.
Reflect AI
🟢ActiveAI-powered note-taking app with networked thought and automatic backlinking.
🪦 Other dead Productivity tools
Xembly
🟠Possibly DeadXembly was a workplace productivity assistant that used AI to schedule meetings, take meeting notes, track action items, and automate related administrative work through calendar and messaging integrations.
Clara
🟠Possibly DeadClara Labs offered an AI-assisted scheduling service that coordinated meetings by email through a human-like virtual assistant. The company was acquired by TopFunnel in 2019, and its original service is no longer operating.
Storia AI
🟡Acquired / MergedStoria AI was an AI-assisted visual design and image-editing product developed by Storia. Its tools included text editing within generated images, object removal, background changes, and image cleanup.
Limitless
🟡Acquired / MergedLimitless is an AI-powered memory and meeting assistant from Limitless AI that records or imports conversations, produces transcripts and summaries, and lets users search and query captured information across its apps and wearable Pendant.
❓ Frequently Asked Questions
What is Tana used for?
Tana is used for connected note-taking, personal and team knowledge management, meeting capture, project tracking, and building structured workflows from reusable data types called Supertags.
Does Tana include AI features?
Yes. Tana provides AI-assisted commands and agents that can summarize, extract, classify, transform, and organize information using the context and structure stored in a workspace.
What are Supertags in Tana?
Supertags are reusable schemas applied to nodes. They let users turn ordinary notes into structured objects—such as people, meetings, tasks, or projects—with defined fields, views, and workflows.
Is Tana available to the public?
Yes. Tana announced its public launch in February 2025, and its official website currently provides account access and paid plans.
What are the best Tana alternatives?
Catalogue-listed alternatives include Notion AI for a broad collaborative workspace, Mem AI and Reflect AI for AI-assisted notes, and Coda AI for structured documents and team workflows.